Seat and back arrangement



FIGS. 1-2 are front and rear perspective views of a seat and back arrangement embodying the present invention; and,

FIGS. 3-8 are right, front, left, rear, top, and bottom views, respectively, of the seat and back arrangement shown in FIGS. 1-2.

The dashed lines in FIGS. 1-8 are to show the environment of the present articles, but do not form a part of the claimed invention. 

We claim the ornamental design for a seat and back arrangement, as shown and described. 